Introductory Physics Homework Help Forum

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Free introductory physics homework help step by step from qualified mentors. Algebra and calculus based general physics homework. High school and undergraduate level.
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Homework Help Guidelines for Students and Helpers
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Hey I posted in homework help but now it's gone
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Homework Help: Introductory Physics Formulary
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Conservation of String Exercise
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Reflection and Transmission of String Waves
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Tension in a rope hanging between 2 trees
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How do I calculate the Tension in a rope going over a smooth pulley?
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19
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Liquid rocket engine excercise
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Connecting a number of EMF sources in a circle to form a circuit
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Friction force on a ball falling through a body of water
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163
Conveyor Belt Lifting Boxes
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Gradient and Divergence in spherical coordinates
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Making a vehicle go straight on carpet
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A Braking System with Spikes for Cars
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127
Torque on a Circular Current Loop under a Misaligned Magnetic Field
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Rod with Current on Rails in Magnetic Field
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A problem in applying Kirchhoff's Voltage Law
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Body attached to a block by a spring, shaped like an inclined plane
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124
Ball revolving around a massive disc and a cube placed at centre
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199
A cylinder rotating on a plane with friction and then moving across a frictionless plane to a collision
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149
Confusion about applying Faraday's law to a circuit
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146
Finding the intermediate height of a ball in terms of its maximum height
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158
Time taken for a planet to collide with the Sun
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10
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Why is there no current flow in the middle branch? (Circuits problem)
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Temperature dependence of resistance
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Find the density of surface charges at the boundary of two conductors with different resistivities
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220
Trying to tie two runners of different speeds over a race
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30
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436
Can Energy Conservation Solve the Angular Velocity Problem?
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204
How do we represent a triangle wave for input voltage in this circuit?
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190
Find V-I characteristic for this circuit with ideal diode
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174
Why is Radial Acceleration Ignored for a Rotating Board?
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291
Concept of different accelerations on rotations of rigid bodies
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316
Relativistic Decay and Separation Between Moving Nuclei A and B
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210
Looking for observed rotation periods of various Foucault pendulums at different latitudes
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6
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308
Textbook 'The Physics of Waves': Varying Force Amplitude
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254
Expression for magnitude of the constant friction force
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270
Energy conservation equation to find equation for final velocity
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4
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292
How Many Eggs to Turn a 40lb Flywheel in a Vacuum?
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10
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Effect of rim width on a frisbee's stability and range
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8
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243
Rocket + Connected Body Dynamics problem
2
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47
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696
Quantum Mechanics Boundary conditions
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190
Uncertainty in particle position
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3
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170
Reflection probability in Quantum Mechanics
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165
Why is the direction of kinetic/static friction up a ramp?
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7
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Heated gas pushing a mercury column out of a cylinder
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10
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297
Temperature of two subsystems at equilibrium
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261
Doppler Effect Question: Flying Bat Echolocating a Mosquito
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12
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428
Final momentum of box with reflective interior hit by ideal laser
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278
Explain why applying different forces to objects of different masses result in different accelerations
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Incandescent Bulb - suitable approximation for voltage-current curve
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Diophantine equations and physics
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Underground cables faulty point detected
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24
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Motion of an electron inside the cavity of a charged sphere
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5
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256
How to solve this driven RLC circuit?
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13
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Electrostatics and current problem with 3 metallic balls
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29
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How to set up this problem with driven torsional oscillator?
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5
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Find the mass of odium for both solid and liquid state
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Find the final temperature of the combined honorite and odium?
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5
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289
Difference between maximizing amplitude by choosing omega_0 given omega_d versus choosing omega_d given omega_0.
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4
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319
Mechanisms Involved When Charging a Battery
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10
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444
Find final temp of 2 substances once they have reached equilibrium
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284
What is the meaning of the intercept of a particular solution to damped oscillator?
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Magnetic Field of an infinite current-carrying wire at a point
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To what extent does this system behave as a pendulum?
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Force on a block placed on a rotating disc, calculated in different reference frames
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How does a simple circuit work?
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12
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Why is current constant through a resistor?
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Did I Misuse the Parallel Axis Theorem for Polar Moment of Inertia?
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288
Why is the current in a conductor equal to zero when not connected to a circuit?
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Why does electric potential energy increase if you move against the field?
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Determining angular velocity of weight attached to a cord and cylinder
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Electromagnetic force on a positively charged particle
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Why would this be accelerating positively?
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Calculating the Relative COG of Two Masses
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Pistons placed on top of communicating vessels
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How would I find data on the Luminosity of Cepheid variables?
2
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Is Linear Momentum Conserved in This Case? (sliding box hits a floor tile)
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Ray optics: velocity of image reflected off a moving mirror
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316
Analyzing torque of an automobile engine
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6
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387
Confusion over acceleration of gravity as positive/negative
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10
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359
A cylinder has two sides containing gas and water separately
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Finding the angular velocity of a pendulum
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268
Number of bright fringes given by diffraction grating on a screen
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How Many Lines Per Millimeter Does the Diffraction Grating Have?
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What’s gone wrong with my derivation of the Lorentz Factor?
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Find ratio of brightness & the distance the 6th dark fringe is from central fringe
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300
Coulomb's law to find electric field for charge density function
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Find smallest distance x from y-axis for both constructive & destructive interference to occur
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Find smallest value of y for constructive interference
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EMF induced in moving rod in B-field, why is "L" length of wire frame?
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4
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295
Why is vertical displacement second order in horizontal displacement for coupled oscillator?
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8
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Induced EMF due to a moving magnet
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How to Apply Derivatives in Physics Problems?
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How to calculate pressure when two forces are exerted
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Equivalent resistance of this 6-sided circuit
2
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Please help with this suggested solution involving electrostatic press
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Find the change in the time required, if acceleration increases by the differential amount 'da'
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7
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461
Solving for potential using surface charge density of a sphere
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3
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327
Tension in a string which connects 3 pulleys
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12
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384
Particle in one dimension wave function from Quantum Mechanics
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3
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277
Minimal distance between two planes moving perpendicularly
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6
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317
Analyzing acceleration of block on a ramp connected to a pulley
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15
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381
Friction problem of a block sandwiched between 2 surfaces
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6
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391

Intro Physics Homework Help

Introductory Physics Homework Help is a service that assists students in their assignments related to the fundamental principles of physics at the introductory level.

This support involves elucidating key concepts such as mechanics, electromagnetism, thermodynamics, and optics. Tutors or resources providing introductory physics homework help aim to aid students in problem-solving, understanding theoretical foundations, and applying mathematical techniques.

By offering explanations, examples, and guidance on physics problems, this service helps students grasp the basic principles of the subject, fostering a solid foundation for more advanced physics studies.

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